11/12/2022 0 Comments Boolean search terms![]() Boolean OperatorĮach search result will contain both the terms falls AND agedĮach search result will contain either (or both) of the terms falls OR agedĮach search result will contain both the terms falls AND aged but only if they do NOT contain the third term homeīoolean logic uses the terms AND, OR and NOT to combine concepts. A Boolean search is a query technique that utilizes Boolean Logic to connect individual keywords or phrases within a single query. Now test your understanding in the next example by identifying how the results would appear and then clicking on the answer symbol to check your answer. Its based on a mathematical logic but is actually simple to use. Boolean OperatorĬombine keywords that reflect different conceptsĮach search result will contain both the terms art and therapyĬombine keywords that reflect similar conceptsĮach search result will contain either (or both) of the terms art or therapyĮach search result will contain both the terms art and therapy but only if they do not contain the third term children AbeBooks Boolean search allows you to perform very specific searches. Use brackets when using Boolean Operators such as ‘(art AND therapy) NOT children’ so that the database will only look for articles about art and therapy but exclude those that mention children. Using NOT excludes information not required and reduces the number of resultsīrackets are used to define the order in which the concepts are processed.Using OR searches a broader range of keywords and increases the number of results.It limits the search results to items containing all the search terms connected with. Using AND narrows the search and decreases the number of results The Boolean operator AND is used to narrow (limit or restrict) searches.The most commonly used Boolean Operators are AND, OR, and NOT. Combining terms with Boolean Operators (AND, OR, NOT)īoolean Operators are specific words used to combine concepts or keywords to improve the chances of finding relevant information. Here are the steps you can take to find candidate information with Boolean search strings: 1. ![]()
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